A-Level Maths Edexcel Trigonometry (9) - L19 - Core 3 Edexcel Maths A-Level

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Your videos really are wonderful and have helped me immeasurably. I can't thank you enough.

PandorasLuckbox
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Thank you very much for your time making this videos. I wish my school had a determined maths teacher like you.

Melvs_Cuts
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you are the best teacher on youtube
i would be lost without you

manjitsinghsanghera
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I'll try and make this in the next few months

HEGARTYMATHS
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When it's asin x- bcos x shouldn't the equation for Alfa be like
-b=-Rcos Alfa
I know the answer would still end up positive but it's just the question of it being structurally correct

SorryCrane
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Could someone explain at 34:37 why the maximum happens when 13(cos-22.6)= 1? where does the 1 come from :/ i'm still trying to relearn some of c3 sorry if it sounds like a stupid question xD

fisshyl
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yes sir we are very clever hehe at 14:13

ahanafnissan
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Hi there. Thank you so much for your great comment. Really happy to help! Check out hegartymaths.c.o.m. for loads more and share with your family, friends and school. The very best and of luck. Mr H

HEGARTYMATHS